/*******************************************************************************
 * Copyright (c) 2011 UCLA Medical Imaging Informatics Group
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the GNU Lesser Public License v3.0
 * which accompanies this distribution, and is available at
 * http://www.gnu.org/licenses/lgpl.html
 ******************************************************************************/
/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is part of dcm4che, an implementation of DICOM(TM) in
 * Java(TM), hosted at http://sourceforge.net/projects/dcm4che.
 *
 * The Initial Developer of the Original Code is
 * TIANI Medgraph AG.
 * Portions created by the Initial Developer are Copyright (C) 2002-2005
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 * Gunter Zeilinger <gunter.zeilinger@tiani.com>
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either the GNU General Public License Version 2 or later (the "GPL"), or
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the MPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */

package imageviewer.model.dicom.parser;

import java.io.IOException;

/**
 *
 * @author  gunter.zeilinger@tiani.com
 * @version 1.0.0
 */
public interface DcmHandler {
    
    public void startCommand() throws IOException;
    
    public void endCommand() throws IOException;
    
    public void startDcmFile() throws IOException;
    
    public void endDcmFile() throws IOException;
    
    public void startFileMetaInfo(byte[] preamble) throws IOException;
    
    public void endFileMetaInfo() throws IOException;
    
    public void startDataset() throws IOException;
    
    public void endDataset() throws IOException;
    
    public void setDcmDecodeParam(DcmDecodeParam param);
    
    public void startElement(int tag, int vr, long pos) throws IOException;

    public void endElement() throws IOException;

    public void startSequence(int length) throws IOException;

    public void endSequence(int length) throws IOException;

    public void startItem(int id, long pos, int length) throws IOException;

    public void endItem(int len) throws IOException;

    public void value(byte[] data, int start, int length) throws IOException;

    public void fragment(int id, long pos, byte[] data, int start, int length)
            throws IOException;
}

